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amazonAmazonALAS2-2023-2192
HistoryAug 03, 2023 - 6:10 p.m.

Important: cni-plugins

2023-08-0318:10:00
alas.aws.amazon.com
23
cni-plugins http2/hpack vulnerability
al2 core
yum update
new packages
cve-2022-41723

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

8

Confidence

High

EPSS

0.03

Percentile

91.0%

Issue Overview:

http2/hpack: avoid quadratic complexity in hpack decoding (CVE-2022-41723)

Affected Packages:

cni-plugins

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update cni-plugins to update your system.

New Packages:

aarch64:  
    cni-plugins-1.2.0-1.amzn2.0.2.aarch64  
    cni-plugins-debuginfo-1.2.0-1.amzn2.0.2.aarch64  
  
src:  
    cni-plugins-1.2.0-1.amzn2.0.2.src  
  
x86_64:  
    cni-plugins-1.2.0-1.amzn2.0.2.x86_64  
    cni-plugins-debuginfo-1.2.0-1.amzn2.0.2.x86_64  

Additional References

Red Hat: CVE-2022-41723

Mitre: CVE-2022-41723

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

8

Confidence

High

EPSS

0.03

Percentile

91.0%